1. Which design patterns have you used in your past projects? 2. Why do you want to join Publicis Sapient? 3. Write a program to implement the producer-consumer problem using BlockingQueue 4. JVM internals 5. GC tuning practices 6. Advanced questions on data structure and algorithms 7. What is Dependency Injection pattern?
internal working of hashmap. solid principle some springboot related questions
a. Tell me about the last time something significant did not go according to plan at work. What was your role? What was the outcome? b. It is midnight one year from now. What are you doing? c. Garbage collection and memory d. Data structures and algorithms e. Multi-threading and parallel processing f. How to control sessions with Spring security?
1. OOPs concepts and classes 2. Methods and functions 3. Design patterns and their usage 4. Have you worked on Singleton design? What are its pros and cons? 5. Strings, Java templates, error handling and exceptions 6. Multithreading and parallel computing
1. Core Java concepts in detail - almost all topics were touched upon 2. A coding assignment based on a case study 3. Data structure and algorithm - I wrote an algorithm and calculated efficiency for a million data records. 4. How will you manage challenging situations like a conflict of interest at the workplace?
basic core java and JEE
Describe your tech skills. Why are you applying for Berlin based positions? Why Zalando?
1)Runnable vs callable 2)Solid principle 3)Volatile keyword 4)How to create Immutable class 5)SCP 6)Optional in java 8 7)predicate interface 8)Fail fast vs fail safe 9)threadPool,threadlocal 10)LinkedList 11)Mediator Design Pattern
Why java does not support multiple inheritance? what is the root cause?
What is eureka in microservices and where it is used?
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